Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 62 − 41 by rounding each number to the nearest 10: ______
- Estimate 89 + 54 by rounding each number to the nearest 10: ______
- Estimate 65 + 87 by rounding each number to the nearest 10: ______
- Estimate 68 − 41 by rounding each number to the nearest 10: ______
- Estimate 80 + 52 by rounding each number to the nearest 10: ______
- Estimate 79 − 44 by rounding each number to the nearest 10: ______
- Estimate 35 + 32 by rounding each number to the nearest 10: ______
- Estimate 73 − 74 by rounding each number to the nearest 10: ______
- Estimate 80 − 59 by rounding each number to the nearest 10: ______
- Estimate 40 − 79 by rounding each number to the nearest 10: ______
- Estimate 46 + 44 by rounding each number to the nearest 10: ______
- Estimate 25 − 40 by rounding each number to the nearest 10: ______
- Estimate 60 + 45 by rounding each number to the nearest 10: ______
- Estimate 81 − 42 by rounding each number to the nearest 10: ______
- Estimate 45 − 68 by rounding each number to the nearest 10: ______
- Estimate 73 + 27 by rounding each number to the nearest 10: ______
- Estimate 31 + 68 by rounding each number to the nearest 10: ______
- Estimate 69 − 21 by rounding each number to the nearest 10: ______
- Estimate 63 − 33 by rounding each number to the nearest 10: ______
- Estimate 68 + 63 by rounding each number to the nearest 10: ______