Q1. Add by counting forward :
(a) 73 + 4 = __
73 → __ → __ → __ → __
(b) 45 + 6 = __
45 → __ → __ → __ → __ → __ → __
Q2: Subtract by counting backward:
(a) 98 – 5 = __
__←__←__←__←__←98
(b) 76 – 3 = __
__←__←__←76
Q3: Match the number lines with the correct expression:
Q4: Add using the number line:6 + 1 = __
Q5: Raj has 13 blue balls and 11 red balls. Find the number of balls he has all together using the abacus given below.
Q6: Match the numbers to the abacus with the correct number of beads
Q7: Add the numbers and write the answer in the bubble:Q8: A farmer has 28 bags of wheat and 31 bags of rice. How many bags of grain does the farmer have?
Q9: Asha had 35 marbles. She gave 14 marbles to Ruchi. How many marbles are left with Asha?
Q10: Rashmi has 15 dolls. She got 5 more dolls on her birthday. How many dolls does she have in all?
You can access the solutions to this worksheet here.
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2. What is the method to subtract two numbers up to 99? | ![]() |
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4. Is it possible to subtract a two-digit number from a one-digit number up to 99? | ![]() |
5. Are there any shortcuts or tricks to perform addition and subtraction up to 99 quickly? | ![]() |