Least Common Multiple
Word problems
Multiplication
Subtraction
Addition
100

What is the least common multiple of 3 and 5?

15

100

Liam has 8 apples. He buys 5 more, then gives 4 to his friend.
How many apples does Liam have now?

8+5-4=9

100

What is 3 x 4?

12

100

What is 52 - 38?

14

100

What is 47 + 36?

83

200

What is the least common multiple of 4 and 6?

12

200

A pet store has 12 dogs and 9 cats. Later, 5 cats are adopted.
How many animals are left in the store?

12+9-5=16

200

What is 6 x 7?

42

200

What is 94 - 57?

37

200

What is 58 + 67?

125

300

What is the least common multiple of 7 and 9?

63

300

Sarah read 25 pages of her book on Monday and 18 pages on Tuesday. The book has 80 pages in total.
How many pages does she still need to read?

25+18=43

80-43=37

300
What is 9 X 8?

72

300

What is 203 - 128?

173

300

What is 126 + 89?

215

400

What is the least common multiple of 10 and 15?

30
400

A bakery made 60 cupcakes in the morning and 45 in the afternoon. They sold 70 cupcakes that day.
How many cupcakes do they have left?

60+45-70=35

400

What is 12 x 6?

72

400

What is 462 - 289?

173

400

What is 248 + 376?

624

500

What is the least common multiple of 12 and 18?

36

500

A train travels 125 miles in the morning and 98 miles in the afternoon. The total trip is 300 miles.
How many miles remain to reach the destination?

125+98=223

300-223=77

500

What is 14 x 9?

126

500

What is 700 - 468?

232

500

What is 569 + 487?

1,056