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Abacus · Ages 7+ · Set C
Multiplying by one digit
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C
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Date
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Goal: 15 min
Score/ 12
Remember: Multiply the ones, trade up, then multiply the tens.

Questions

1
Which sum does not need a trade in the ones row?
twenty-six times fourthirteen times threenineteen times five
2
Which sum makes a hundred or more?
twenty-one times threeeighteen times fourtwenty-five times eight
3
Which sum does not need a trade in the ones row?
forty-one times twoeighteen times fourtwenty-three times six
4
Which sum needs a trade in the ones row?
twenty-one times threeforty-one times twoeighteen times four
5
Which sum needs a trade in the ones row?
thirty-six times seventwenty-three times threethirteen times three
6
Which sum does not need a trade in the ones row?
nineteen times fiveeighteen times fourthirty-two times two
7
Which sum does not need a trade in the ones row?
forty-seven times sixfourteen times fivetwenty-three times three
8
Which sum does not need a trade in the ones row?
twelve times fourtwenty-five times eightnineteen times five
9
Which sum needs a trade in the ones row?
nineteen times fivetwenty-three times threetwenty-two times four
10
Which sum does not need a trade in the ones row?
sixty-four times seventwenty-three times sixeleven times seven
11
Which sum needs a trade in the ones row?
twenty-three times threethirty-eight times threetwelve times four
12
Which sum does not need a trade in the ones row?
twenty-one times threethirty-six times seveneighteen times four
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Answer key · Set C
Multiplying by one digit
1thirteen times three
2twenty-five times eight
3forty-one times two
4eighteen times four
5thirty-six times seven
6thirty-two times two
7twenty-three times three
8twelve times four
9nineteen times five
10eleven times seven
11thirty-eight times three
12twenty-one times three
Mark each answer, count the right ones and write the score on the sheet.