Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 − 75 by rounding each number to the nearest 10: ______
- Estimate 54 − 55 by rounding each number to the nearest 10: ______
- Estimate 44 + 89 by rounding each number to the nearest 10: ______
- Estimate 88 + 58 by rounding each number to the nearest 10: ______
- Estimate 71 + 41 by rounding each number to the nearest 10: ______
- Estimate 50 + 29 by rounding each number to the nearest 10: ______
- Estimate 54 + 45 by rounding each number to the nearest 10: ______
- Estimate 33 + 70 by rounding each number to the nearest 10: ______
- Estimate 60 + 26 by rounding each number to the nearest 10: ______
- Estimate 51 + 73 by rounding each number to the nearest 10: ______
- Estimate 53 − 53 by rounding each number to the nearest 10: ______
- Estimate 70 − 72 by rounding each number to the nearest 10: ______
- Estimate 74 + 22 by rounding each number to the nearest 10: ______
- Estimate 42 − 21 by rounding each number to the nearest 10: ______
- Estimate 73 + 81 by rounding each number to the nearest 10: ______
- Estimate 50 + 60 by rounding each number to the nearest 10: ______
- Estimate 52 − 79 by rounding each number to the nearest 10: ______
- Estimate 83 − 73 by rounding each number to the nearest 10: ______
- Estimate 36 + 40 by rounding each number to the nearest 10: ______
- Estimate 29 − 75 by rounding each number to the nearest 10: ______