Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 − 50 by rounding each number to the nearest 10: ______
- Estimate 39 + 41 by rounding each number to the nearest 10: ______
- Estimate 29 − 82 by rounding each number to the nearest 10: ______
- Estimate 31 + 31 by rounding each number to the nearest 10: ______
- Estimate 50 + 59 by rounding each number to the nearest 10: ______
- Estimate 54 − 61 by rounding each number to the nearest 10: ______
- Estimate 63 + 69 by rounding each number to the nearest 10: ______
- Estimate 79 + 86 by rounding each number to the nearest 10: ______
- Estimate 87 + 58 by rounding each number to the nearest 10: ______
- Estimate 81 + 31 by rounding each number to the nearest 10: ______
- Estimate 51 + 76 by rounding each number to the nearest 10: ______
- Estimate 84 + 36 by rounding each number to the nearest 10: ______
- Estimate 40 + 56 by rounding each number to the nearest 10: ______
- Estimate 30 − 73 by rounding each number to the nearest 10: ______
- Estimate 35 − 55 by rounding each number to the nearest 10: ______
- Estimate 45 − 34 by rounding each number to the nearest 10: ______
- Estimate 52 − 56 by rounding each number to the nearest 10: ______
- Estimate 36 + 72 by rounding each number to the nearest 10: ______
- Estimate 55 + 80 by rounding each number to the nearest 10: ______
- Estimate 65 + 70 by rounding each number to the nearest 10: ______