Question
P4.MS.TL.18082217-A1
Find the following values without a calculator.
  1. 90 - 2 = _____
  2. 400 - 67 = _____
  3. 50 - 40 = _____
  4. 400 - 78 = _____
1 m
(a)
∑

Click ∑ button first when a symbol is required. X

(b)
∑

Click ∑ button first when a symbol is required. X

(c)
∑

Click ∑ button first when a symbol is required. X

(d)
∑

Click ∑ button first when a symbol is required. X

Symbols

Enter the numerator and denominator


Enter value


2
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STUDENT

Primary 4 MENTAL SUMS P4.MS.TL.18082217

01 Jul 2024, 03:25 AM

Find the following values without a calculator.
  1. 90 - 2 = _____
  2. 400 - 67 = _____
  3. 50 - 40 = _____
  4. 400 - 78 = _____
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