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2B- Toán - Tuệ Lâm
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One hundred minus seventy equals _________.
eighty-two
thirteen
thirty
eighty-three
Oops!
Okay!
There are 34 pencils in a box. Sam puts 19 more pencils in it. How many pencils are there altogether?
34 - 19 = 23
34 + 19 = 43
34 - 19 = 15
34 + 19 = 53
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Okay!
Fourteen divided by two equals ___? (14 : 2 =__ ?)
six
four
five
seven
Oops!
Okay!
Fifty divided by five equals ___? (50 : 5 =__ ?)
seven
ten
nine
eight
Oops!
Okay!
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