Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 21 + 49 by rounding each number to the nearest 10: ______
- Estimate 25 − 52 by rounding each number to the nearest 10: ______
- Estimate 73 + 62 by rounding each number to the nearest 10: ______
- Estimate 22 + 39 by rounding each number to the nearest 10: ______
- Estimate 49 + 68 by rounding each number to the nearest 10: ______
- Estimate 88 + 52 by rounding each number to the nearest 10: ______
- Estimate 26 − 87 by rounding each number to the nearest 10: ______
- Estimate 86 − 55 by rounding each number to the nearest 10: ______
- Estimate 66 − 24 by rounding each number to the nearest 10: ______
- Estimate 48 − 80 by rounding each number to the nearest 10: ______
- Estimate 77 − 68 by rounding each number to the nearest 10: ______
- Estimate 56 − 83 by rounding each number to the nearest 10: ______
- Estimate 63 − 88 by rounding each number to the nearest 10: ______
- Estimate 76 + 32 by rounding each number to the nearest 10: ______
- Estimate 57 + 64 by rounding each number to the nearest 10: ______
- Estimate 43 − 53 by rounding each number to the nearest 10: ______
- Estimate 26 + 60 by rounding each number to the nearest 10: ______
- Estimate 55 + 63 by rounding each number to the nearest 10: ______
- Estimate 63 − 59 by rounding each number to the nearest 10: ______
- Estimate 73 + 61 by rounding each number to the nearest 10: ______