Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 25 + 72 by rounding each number to the nearest 10: ______
- Estimate 34 − 87 by rounding each number to the nearest 10: ______
- Estimate 30 − 81 by rounding each number to the nearest 10: ______
- Estimate 85 + 80 by rounding each number to the nearest 10: ______
- Estimate 66 + 70 by rounding each number to the nearest 10: ______
- Estimate 52 + 79 by rounding each number to the nearest 10: ______
- Estimate 51 − 67 by rounding each number to the nearest 10: ______
- Estimate 64 + 31 by rounding each number to the nearest 10: ______
- Estimate 26 − 38 by rounding each number to the nearest 10: ______
- Estimate 48 − 29 by rounding each number to the nearest 10: ______
- Estimate 45 − 30 by rounding each number to the nearest 10: ______
- Estimate 51 − 55 by rounding each number to the nearest 10: ______
- Estimate 34 − 70 by rounding each number to the nearest 10: ______
- Estimate 53 − 57 by rounding each number to the nearest 10: ______
- Estimate 28 − 73 by rounding each number to the nearest 10: ______
- Estimate 51 + 36 by rounding each number to the nearest 10: ______
- Estimate 40 − 53 by rounding each number to the nearest 10: ______
- Estimate 71 + 73 by rounding each number to the nearest 10: ______
- Estimate 71 + 59 by rounding each number to the nearest 10: ______
- Estimate 32 + 66 by rounding each number to the nearest 10: ______