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Abacus · Ages 7+ · Set C
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C
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Date
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Goal: 15 min
Score/ 12
Remember: Read a frame by its rows, tens first. For a full row, look at the gap.

Questions

1
A frame shows three tens and eight ones. Which number is it?
thirty-eightforty-seventhree hundred sixty
2
Picture two hundred five on the frame. Is the ones row empty?
YesNo
3
Picture sixty-one on the frame. Is the ones row empty?
YesNo
4
Picture forty-nine on the frame. Is one bead waiting on the ones row?
YesNo
5
A frame shows five tens and two ones. Which number is it?
two hundred fivefifty-twotwenty-eight
6
A frame shows three hundreds, no tens and six ones. Which number is it?
two hundred fivethree hundred sixforty-seven
7
Which number has an empty ones row?
ninety-eightone hundred seventy-fourninety
8
Which number has just one bead waiting on the ones row?
sixty-ninesixty-onefifty-two
9
A frame shows seven tens and four ones. Which number is it?
four hundred nineseventy-fourone hundred ninety
10
A frame shows nine tens and five ones. Which number is it?
one hundred ninetyninety-fiveseventy-four
11
Which number has an empty ones row?
sixty-oneone hundred ninetyeighty-three
12
Which number has an empty ones row?
ninety-fivethree hundred sixtyseventy-four
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