WorksheetsABACUS Big Friend Subtraction Quiz
Total questions: 20
Worksheet time: 35mins
Name
Class
Date
1.
-1 = -10 + (a)
2.
-2 = -10 + (a)
3.
-3 = -10 + (a)
4.
-4 = -10 + (a)
5.
-5 = -10 + (a)
6.
-6 = -10 + (a)
7.
-7 = -10 + (a)
8.
-8 = -10 + (a)
9.
-9 = -10 + (a)
10.
(a) = -10 + 6
11.
What is the formula for subtracting -2 using Big Friend?
4 lines
12.
Fill in: -3 =-10 __ + __
4 lines
13.
Which number is subtracted as -10 + 5?
4 lines
14.
-6 is done using __ and __ beads.
4 lines
15.
-7 = -10 + __
4 lines
16.
If -10 + 4 is the formula, what is the number being subtracted?
4 lines
17.
Fill in: -8 = __ + __
4 lines
18.
What is the missing number: -__ = -10 + 1
4 lines
19.
Which formula represents -5 in the Big Friend method?
4 lines
20.
Which Big Friend formula uses addition of 9?
4 lines
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