Singapore Math Level 2A & 2B Unit 4: Multiplying and Dividing
Examples:
1. 
There are 5 plates on a table.
There are 2 crackers on each plate.
How many crackers are there altogether?
5 × 2 = 10
There are 10 crackers altogether.
2. 
Natalie bought 16 ears of sweet corn.
She put an equal number of ears of corn into 4 bags.
How many ears of corn are there in each bag?
16 ÷ 4 = 4
There are 4 ears of sweet corn in each bag.
Look at the pictures carefully, and fill in each blank with the correct answer.
1.
Solution:
2 +2 +2 +2 +2 +2 = 12
6 twos = 12
6 × 2 = 12
2.
5 fours =
5 × 4 =
Solution:
4 + 4 + 4 + 4 + 4 = 20
5 fours = 20
5 × 4 = 20
3.
7 threes =
7 × 3 =
Solution:
7 + 7 + 7 + 7 + 7 + 7 + 7 = 21
7 threes = 21
7 × 3 = 21
4.
5 fives =
5 × 5 =
Solution:
5 + 5 + 5 + 5 + 5 = 25
5 fives = 25
5 × 5 = 25
5.
3 nines =
3 × 9 =
Solution:
9+9+9=27
3 nines = 27
3 × 9 = 27
Study the pictures below. Fill in the blank.
6.
___+____+____+____+____+_____=_____
Solution::
3+3+3+3+3+3 = 18
7.
___+ _____+ _____+___ +____=_________
Solution::
2+2+2+2+2 = 10
8.
___+____ +_____= _____
Solution::
4+4+4 = 12
9.
___+ ___+____+___+____ +___+___+ ___=____
Solution::
5+5+5+5+5+5+5+5 = 40
10.
___ + ___ + ___ + ____ = _____
Solution::
4+4+4+4 = 16
Look at the pictures carefully, and fill in each blank with the correct answer.
11.
7 × ____=_____
Solution::
7 × 2 = 14
12.
_____×5= _____
Solution::
4 × 5 = 20
13.
2 ×_____=______
Solution::
2 × 8 = 16
14.
5 ×______=_______
Solution::
5 × 3= 15
15.
______× 4 =_____
Solution::
4 × 4 = 16
16. There are 3 kittens on each mat.
_____×_____=_____
There are __.___ kittens altogether.
Solution::
6 × 3= 18
There are 18 kittens altogether.
17. There are 10 eggs on each tray.
______. × _____.= .______
There are _____ eggs altogether.
Solution::
8 × 10 = 80
There are 80 eggs altogether.
18. There are 4 teddy bears in each group.
____×_____=_____
There are _____ teddy bears altogether.
Solution::
3 × 4 = 12
There are 12 teddy bears altogether.
19. There are 5 magazines on each shelf.
____×____=_____
There are ____ magazines altogether.
Solution::
5 × 5 = 25
There are 25 magazines altogether.
20. There are 7 pieces of candy in each box.
____×____=_____
There are ____ pieces of candy altogether.
Solution::
5 × 7 = 35
There are 35 pieces of candy altogether.
21. Divide 12 balls into 3 equal groups.
12÷______=_____
There are _______ balls in each group.
Solution::
12 ÷ 3 = 4
There are 4 balls in each group.
22. Divide 20 (twenty) bottle caps into 2 (two) equal groups.
20 ÷______=_____
There are _____ bottle caps in each group.
Solution::
20 ÷ 2 = 10
There are 10 bottle caps in each group.
23. Divide 9 hats into groups of 3.
9÷______=_____
There are ___ groups of hats.
Solution:
9 ÷ 3 = 3
There are 3 groups of hats.
24. Divide 20 ice-cream cones into groups of 4.
20÷______=_____
There are ___ groups of ice-cream cones.
Solution::
20 ÷ 4= 5
There are 5 groups of ice-cream cones.
25. Divide 18 pens into groups of 3.
18÷______=_____
There are_____groups of pens.
Solution:
18 ÷ 3 = 6
There are 6 groups of pens.
Write two multiplication & division sentences for each set of pictures.
26.
Solution:
8 ×2 =16 2 ×8 =16
16 ÷8 =2 16 ÷2 =8
27.
Solution:
3 ×7 =21 7 ×3 =21
21 ÷3 =7 21 ÷7 =3
28.
Solution:
3 ×6 =18 6 ×3 =18
18 ÷3 =6 18 ÷6 =3
29.
Solution:
6 ×4 =24 4 ×6 =24
24 ÷6 =4 24 ÷4 =6
30.
Solution:
4 ×3 =12 3 ×4 =12
12 ÷4 =3 12 ÷3 =4
Singapore Math Level 2A & 2B Unit 4- Multiplying and Dividing
