Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 + 48 by rounding each number to the nearest 10: ______
- Estimate 32 + 27 by rounding each number to the nearest 10: ______
- Estimate 40 + 21 by rounding each number to the nearest 10: ______
- Estimate 77 + 77 by rounding each number to the nearest 10: ______
- Estimate 50 + 77 by rounding each number to the nearest 10: ______
- Estimate 50 + 41 by rounding each number to the nearest 10: ______
- Estimate 63 + 75 by rounding each number to the nearest 10: ______
- Estimate 29 − 80 by rounding each number to the nearest 10: ______
- Estimate 75 − 50 by rounding each number to the nearest 10: ______
- Estimate 78 + 88 by rounding each number to the nearest 10: ______
- Estimate 64 − 59 by rounding each number to the nearest 10: ______
- Estimate 72 − 22 by rounding each number to the nearest 10: ______
- Estimate 66 + 38 by rounding each number to the nearest 10: ______
- Estimate 76 − 58 by rounding each number to the nearest 10: ______
- Estimate 43 + 35 by rounding each number to the nearest 10: ______
- Estimate 33 + 35 by rounding each number to the nearest 10: ______
- Estimate 58 + 37 by rounding each number to the nearest 10: ______
- Estimate 73 + 42 by rounding each number to the nearest 10: ______
- Estimate 76 + 64 by rounding each number to the nearest 10: ______
- Estimate 65 + 68 by rounding each number to the nearest 10: ______