Wyatt has 10 blue envelopes. He has 4 fewer yellow envelopes than blue envelopes. How many envelopes does Wyatt have in all?
Think hard. Detailed solution:
16
Wyatt has 10 - 4 = 6 yellow envelopes.

The total number of envelopes he has is 10 blue + 6 yellow = 16 envelopes.

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The final answer: 16