Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 82 − 22 by rounding each number to the nearest 10: ______
- Estimate 83 + 26 by rounding each number to the nearest 10: ______
- Estimate 69 + 88 by rounding each number to the nearest 10: ______
- Estimate 64 − 75 by rounding each number to the nearest 10: ______
- Estimate 82 − 28 by rounding each number to the nearest 10: ______
- Estimate 83 − 68 by rounding each number to the nearest 10: ______
- Estimate 37 − 31 by rounding each number to the nearest 10: ______
- Estimate 26 + 60 by rounding each number to the nearest 10: ______
- Estimate 86 − 62 by rounding each number to the nearest 10: ______
- Estimate 53 + 81 by rounding each number to the nearest 10: ______
- Estimate 24 + 89 by rounding each number to the nearest 10: ______
- Estimate 33 + 81 by rounding each number to the nearest 10: ______
- Estimate 60 − 88 by rounding each number to the nearest 10: ______
- Estimate 80 − 80 by rounding each number to the nearest 10: ______
- Estimate 40 + 73 by rounding each number to the nearest 10: ______
- Estimate 21 + 36 by rounding each number to the nearest 10: ______
- Estimate 31 − 70 by rounding each number to the nearest 10: ______
- Estimate 32 + 87 by rounding each number to the nearest 10: ______
- Estimate 27 + 77 by rounding each number to the nearest 10: ______
- Estimate 24 + 55 by rounding each number to the nearest 10: ______