Equation CASE Practice

Which model shows 453 -242?

• A

• B

• C

• D

Which model shows 437 - 122?

• A

• B

• C

• D

What is the missing number?

• 2

• 3

• 4

• 6

What is the missing number?

• 1

• 2

• 4

• 0

What is the missing number?

• 21

• 3

• 4

• 6

Which could be used to find 15 + 34 + 42?

• 8 tens + 11 ones = 91

• 80 tens + 11 ones = 81

• 8 tens + 11 ones = 91

• 80 tens + 11 ones = 81

Which could be used to find 23 + 41 + 35?

• 9 tens + 9 ones = 89

• 9 tens + 9 ones = 91

• 90 tens + 9 ones = 99

• 9 tens + 9 ones = 99

Which could be used to find 13 + 22 + 41?

• 70 tens + 6 ones = 76

• 7 tens + 6 ones = 76

• 70 tens + 6 ones = 76

• 7 tens + 6 ones = 86

If the number 4 was subtracted from 24, which will be true?

• The digit in the tens place will become 4

• The digit in the ones place will become 0

• The digit in the tens place will become 0

• The digit in the ones place will become 4

If the number 10 was subtracted from 302, which will be true?

• The digit in the tens place will become 0

• The digit in the ones place will become 1

• The digit in the tens place will become 9

• The digit in the tens place will become 1