Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 81 − 65 by rounding each number to the nearest 10: ______
- Estimate 86 − 69 by rounding each number to the nearest 10: ______
- Estimate 40 − 73 by rounding each number to the nearest 10: ______
- Estimate 76 − 30 by rounding each number to the nearest 10: ______
- Estimate 62 − 39 by rounding each number to the nearest 10: ______
- Estimate 34 + 45 by rounding each number to the nearest 10: ______
- Estimate 35 − 28 by rounding each number to the nearest 10: ______
- Estimate 59 − 33 by rounding each number to the nearest 10: ______
- Estimate 28 + 57 by rounding each number to the nearest 10: ______
- Estimate 69 + 26 by rounding each number to the nearest 10: ______
- Estimate 37 + 55 by rounding each number to the nearest 10: ______
- Estimate 51 − 46 by rounding each number to the nearest 10: ______
- Estimate 59 + 33 by rounding each number to the nearest 10: ______
- Estimate 80 − 64 by rounding each number to the nearest 10: ______
- Estimate 61 − 30 by rounding each number to the nearest 10: ______
- Estimate 35 + 56 by rounding each number to the nearest 10: ______
- Estimate 36 − 48 by rounding each number to the nearest 10: ______
- Estimate 54 − 24 by rounding each number to the nearest 10: ______
- Estimate 83 + 56 by rounding each number to the nearest 10: ______
- Estimate 80 + 31 by rounding each number to the nearest 10: ______