Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 − 45 by rounding each number to the nearest 10: ______
- Estimate 54 + 70 by rounding each number to the nearest 10: ______
- Estimate 31 − 63 by rounding each number to the nearest 10: ______
- Estimate 73 + 39 by rounding each number to the nearest 10: ______
- Estimate 79 + 35 by rounding each number to the nearest 10: ______
- Estimate 21 − 52 by rounding each number to the nearest 10: ______
- Estimate 80 + 68 by rounding each number to the nearest 10: ______
- Estimate 44 − 46 by rounding each number to the nearest 10: ______
- Estimate 34 − 29 by rounding each number to the nearest 10: ______
- Estimate 33 + 83 by rounding each number to the nearest 10: ______
- Estimate 29 + 51 by rounding each number to the nearest 10: ______
- Estimate 50 + 45 by rounding each number to the nearest 10: ______
- Estimate 29 + 80 by rounding each number to the nearest 10: ______
- Estimate 88 + 84 by rounding each number to the nearest 10: ______
- Estimate 58 − 31 by rounding each number to the nearest 10: ______
- Estimate 69 − 77 by rounding each number to the nearest 10: ______
- Estimate 31 + 55 by rounding each number to the nearest 10: ______
- Estimate 64 + 42 by rounding each number to the nearest 10: ______
- Estimate 29 − 72 by rounding each number to the nearest 10: ______
- Estimate 60 − 57 by rounding each number to the nearest 10: ______